CN107336778A

CN107336778A - A kind of control device of folded tube

Info

Publication number: CN107336778A
Application number: CN201611098382.1A
Authority: CN
Inventors: 李穆生; 李穆威
Original assignee: Foshan Lion Technology Co Ltd
Current assignee: Foshan Lion Technology Co Ltd
Priority date: 2016-12-03
Filing date: 2016-12-03
Publication date: 2017-11-10

Abstract

The present invention relates to a kind of control device of folded tube, including the first pipe fitting, the second pipe fitting, the first connecting plate fixed with the first pipe fitting, the second connecting plate fixed with the second pipe fitting, rotating shaft, the first execution unit, the second execution unit and the control circuit unit for being connected the first connecting plate and the second connecting plate；First execution unit can realize the locking and unblock of folded tube；Second execution unit can drive the second connecting plate to be rotated relative to the first connecting plate；Control circuit unit electrically connects with the first execution unit, the second execution unit, and control circuit unit can control the motion of the first execution unit and the second execution unit.When cyclist presses the switch of control circuit unit, control circuit unit controls the first execution unit and the motion of the second execution unit, so as to realize the folding of folded tube and expansion, operating process is simple, the folding of folding bicycle and expansion is become more convenient.

Description

A kind of control device of folded tube

Technical field

The present invention relates to a kind of control device of folded tube, the especially control device of bicycle folded tube.

Background technology

Folding bicycle is due to easy to use, present more and more welcomed by the people, but the folding of folding bicycle It will be completed manually with expansion, especially for the folded tube on folding bicycle, motion and locking between pipe fitting fill The locking and unblock put are required for manually operated, and operating process is comparatively laborious.

The content of the invention

The technical problem to be solved in the present invention is to provide a kind of control device of folded tube, the control device energy of the folded tube It is automatically performed the folding and expansion of folded tube.

In order to solve the above technical problems, the technical scheme is that：A kind of control device of folded tube, including the first pipe Part, the second pipe fitting, the first connecting plate, the second connecting plate and rotating shaft, first connecting plate are fixed on first pipe fitting, institute State the second connecting plate to be fixed on second pipe fitting, the side of first connecting plate and the side of second connecting plate lead to The rotating shaft is crossed to be hinged；The control device of the folded tube also includes the first execution unit, the second execution unit and control circuit list Member；First execution unit includes the first motor, first gear decelerator and locking unit；First motor and described One gear reduction unit is fixed on first pipe fitting, the output shaft of first motor and the first gear decelerator phase Even, the output shaft of the first gear decelerator is connected with the locking unit, and the locking unit can realize described first Locking or unblock between connecting plate and second connecting plate；Second execution unit includes the second motor, the second tooth Wheel decelerator, the second wire spool, the 3rd wire spool, the second bracing wire and the 3rd bracing wire；Second motor and the second gear Decelerator is fixed on first pipe fitting, and the output shaft of second motor is connected with the second gear decelerator, described Second wire spool is fixed on the output shaft of the second gear decelerator, and the 3rd wire spool is fixed on second connection On plate, the axis of the 3rd wire spool and the axis of the rotating shaft are located along the same line, second wire spool and described 3rd wire spool is connected by second bracing wire with the 3rd bracing wire；The control circuit unit and first motor, The second motor electrical connection, the control circuit unit control the rotation of first motor and second motor.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, the locking unit of first execution unit Including the first wire spool, the first bracing wire, the first latch and the first latch spring；First wire spool is fixed on first tooth On the output shaft of wheel decelerator, first wire spool is provided with the first limited block；One end of first bracing wire is fixed on institute State on the first wire spool, the other end is connected with first latch；First connecting plate is provided with the first positioning hole, and described second Connecting plate is provided with the second positioning hole；First latch is provided with the first latch inclined-plane, and first latch is interspersed in described In first positioning hole of one connecting plate, the first latch described in when first connecting plate and second connecting plate close up can be with Insert in the second positioning hole of second connecting plate；Withstand first latch, another in one end of first latch spring The first gear decelerator is withstood at end, and the elastic force of first latch spring can promote first latch to locking direction Motion.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, the locking unit of first execution unit Including the first wire spool, the first bracing wire, the first latch, the first latch spring and blocking unit；First wire spool is fixed on On the output shaft of the first gear decelerator, first wire spool is provided with the first limited block；The one of first bracing wire End is fixed on first wire spool, the other end is connected with first latch；First connecting plate is provided with the first positioning Hole, second connecting plate are provided with the second positioning hole；First latch is interspersed in the first positioning hole of first connecting plate In, the first latch described in when first connecting plate and second connecting plate close up may be inserted into second connecting plate In second positioning hole；First latch is withstood in one end of first latch spring, the other end withstands the first gear and subtracted Fast device, the elastic force of first latch spring can promote first latch to be moved to locking direction；The blocking unit bag Include block, stopper spring and blocking unit housing；The block and the stopper spring are arranged in the blocking unit housing, The block is withstood in one end of the stopper spring, the other end withstands the blocking unit housing；The blocking unit housing is consolidated It is scheduled on first pipe fitting；Second connecting plate can touch the block；When second connecting plate does not touch institute When stating block, the block stretches out from the blocking unit housing in the presence of the stopper spring and can stopped described First latch, prevent first latch from being moved to locking direction；It is described when second connecting plate touches the block Second connecting plate can be such that the block is moved into the blocking unit housing, be inserted so as to release the block to described first The stop of pin, first latch is set to move and insert in the second positioning hole of second connecting plate to locking direction.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, the locking unit of first execution unit Including the first wire spool, the first bracing wire, latch hook, latch hook spring and latch hook rotating shaft；First wire spool is fixed on described first On the output shaft of gear reduction unit, first wire spool is provided with the first limited block；It is fixed that first connecting plate is provided with first Position hole, one end of first bracing wire is fixed on first wire spool, the other end through first positioning hole with it is described Latch hook is connected；The latch hook is arranged on first connecting plate by the latch hook rotating shaft, and the latch hook can be around described Latch hook axis of rotation, when first connecting plate and second connecting plate close up, the latch hook can hook described second and connect Fishplate bar, the latch hook are provided with latch hook projection；One end of the latch hook spring is connected with the latch hook, the other end and described first Connecting plate is connected, and the elastic force of the latch hook spring can drive the latch hook to be rotated to locking direction.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, the locking list of first execution unit Member also includes auxiliary unit；The auxiliary unit includes auxiliary bolt, auxiliary stay, secondary spring and auxiliary unit pedestal；Institute State and locating piece is fixed with the second pipe fitting, the locating piece is provided with auxiliary positioning hole；The auxiliary unit pedestal is fixed on institute State on the first pipe fitting；The auxiliary bolt is provided with auxiliary bolt inclined-plane, and the auxiliary bolt is arranged on the auxiliary unit base On seat, when folded tube is in folded state, the auxiliary bolt may be inserted into the auxiliary positioning hole of the locating piece；It is described The auxiliary bolt is withstood in one end of secondary spring, the other end withstands the auxiliary unit pedestal, the elastic force of the secondary spring The auxiliary bolt can be promoted to be moved to locking direction；One end of the auxiliary stay is fixed on the first of the locking unit On wire spool, the other end is connected with the auxiliary bolt.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, it is micro- that the control circuit unit includes first Dynamic switch, the second microswitch, the 3rd microswitch, the 4th microswitch, the first diode, the second diode, the three or two pole Pipe, the 4th diode, the 5th diode, the 6th diode, the 7th diode, the 8th diode, triple-pole double throw formula switch and electricity Pond；First microswitch is fixed on the first gear decelerator, and it is micro- that the locking unit can touch described first The trigger mechanism of dynamic switch, makes first microswitch produce switching action；Second microswitch is fixed on described On one gear reduction unit, the locking unit can touch the trigger mechanism of second microswitch, make second fine motion Switch produces switching action；3rd microswitch is fixed on second connecting plate, and the locking unit can be touched The trigger mechanism of 3rd microswitch, the 3rd microswitch is set to produce switching action；4th microswitch is consolidated It is scheduled in folded tube, when the structure in folded tube touches the trigger mechanism of the 4th microswitch, the 4th fine motion is opened Close and produce switching action；The triple-pole double throw formula switch is non-automatically reset switch；The triple-pole double throw formula switch has three groups Terminal, i.e. the first pole the first terminal, the first pole Second terminal and the first pole public terminal, the second pole the first terminal, the second pole Two-terminal and the second pole public terminal, the 3rd pole the first terminal, the 3rd pole Second terminal and the 3rd pole public terminal；Described first Motor has two terminals, i.e. the first motor the first terminal and the first motor Second terminal；Second motor has two terminals, i.e., Second motor the first terminal and the second motor Second terminal；Second pole the first terminal of the triple-pole double throw formula switch, the 3rd pole Second terminal electrically connects with the positive pole of the battery；Second pole Second terminal of the triple-pole double throw formula switch, the 3rd pole first Terminal electrically connects with the negative pole of the battery；First pole public terminal of the triple-pole double throw formula switch and the triple-pole double throw formula Second pole public terminal electrical connection of switch；The the first pole the first terminal and the 5th diode of the triple-pole double throw formula switch Positive pole electrical connection；The negative pole of 5th diode electrically connects with the first motor the first terminal；First motor Two-terminal electrically connects with the positive pole of first diode；The negative pole of first diode is normal with first microswitch Closed end electrical connection；Public terminal and three pole of the public terminal of first microswitch, second microswitch 3rd pole public terminal electrical connection of double-throw formula switch；The first pole Second terminal and the described 6th of the triple-pole double throw formula switch The negative pole electrical connection of diode；The positive pole of 6th diode electrically connects with the negative pole of the 5th diode；Described second The negative pole of diode electrically connects with the positive pole of first diode；The positive pole of second diode is opened with second fine motion The normally closed terminal electrical connection closed；The public terminal of 3rd microswitch, the public terminal of the 4th microswitch and institute State the first pole public terminal electrical connection of triple-pole double throw formula switch；The normally closed terminal and the described 7th 2 of 3rd microswitch The positive pole electrical connection of pole pipe；The negative pole of 7th diode electrically connects with the second motor the first terminal；Second electricity Machine Second terminal electrically connects with the positive pole of the 3rd diode；The negative pole of 3rd diode and first microswitch Normally opened terminal electrical connection；The normally closed terminal of 4th microswitch electrically connects with the negative pole of the 8th diode；It is described The positive pole of 8th diode electrically connects with the negative pole of the 7th diode；The negative pole and the described 3rd 2 of 4th diode The positive pole electrical connection of pole pipe；The positive pole of 4th diode electrically connects with the normally opened terminal of second microswitch.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, it is micro- that the control circuit unit includes first Dynamic switch, the second microswitch, the 3rd microswitch, the 4th microswitch, the first relay, the second relay, the one or two pole Pipe, the second diode, the 3rd diode, the 4th diode, the 5th diode, the 6th diode, the 7th diode, the eight or two pole Pipe, triple-pole double throw formula switch and battery；First microswitch is fixed on the first gear decelerator, and the locking is single Member can touch the trigger mechanism of first microswitch, first microswitch is produced switching action；Described second Microswitch is fixed on the first gear decelerator, and the locking unit can touch the triggering of second microswitch Mechanism, second microswitch is set to produce switching action；3rd microswitch is fixed on second connecting plate, institute The trigger mechanism of the 3rd microswitch can be touched by stating locking unit, the 3rd microswitch is produced switching action； 4th microswitch is fixed in folded tube, when the structure in folded tube touches the trigger mechanism of the 4th microswitch When, the 4th microswitch produces switching action；The triple-pole double throw formula switch is non-automatically reset switch；Three pole Double-throw formula switch has three groups of terminals, i.e. the first pole the first terminal, the first pole Second terminal and the first pole public terminal, the second pole the One terminal, the second pole Second terminal and the second pole public terminal, the 3rd pole the first terminal, the 3rd pole Second terminal and the 3rd are extremely public Terminal altogether；First motor has two terminals, i.e. the first motor the first terminal and the first motor Second terminal；Second electricity Machine has two terminals, i.e. the second motor the first terminal and the second motor Second terminal；Second pole of the triple-pole double throw formula switch The first terminal, the 3rd pole Second terminal electrically connect with the positive pole of the battery；Second pole second of the triple-pole double throw formula switch Terminal, the 3rd pole the first terminal electrically connect with the negative pole of the battery；First pole public terminal of the triple-pole double throw formula switch Electrically connected with the second pole public terminal of triple-pole double throw formula switch；First pole the first terminal of the triple-pole double throw formula switch Electrically connected with the positive pole of the 5th diode；One of the negative pole of 5th diode and the coil of first relay Terminal electrically connects；Another terminal of the coil of first relay electrically connects with the positive pole of first diode；It is described The negative pole of first diode electrically connects with the normally closed terminal of first microswitch；The common port of first microswitch The public terminal of sub, described second microswitch electrically connects with the 3rd pole public terminal that the triple-pole double throw formula switchs；It is described First pole Second terminal of triple-pole double throw formula switch electrically connects with the negative pole of the 6th diode；6th diode is just Pole electrically connects with the negative pole of the 5th diode；The positive pole of the negative pole of second diode and first diode is electrically connected Connect；The positive pole of second diode electrically connects with the normally closed terminal of second microswitch；3rd microswitch The first pole public terminal that public terminal, the public terminal of the 4th microswitch switch with the triple-pole double throw formula is electrically connected Connect；The normally closed terminal of 3rd microswitch electrically connects with the positive pole of the 7th diode；7th diode is born Pole electrically connects with a terminal of the coil of second relay；Another terminal of the coil of second relay and institute State the positive pole electrical connection of the 3rd diode；The normally opened terminal of the negative pole and first microswitch of 3rd diode is electrically connected Connect；The normally closed terminal of 4th microswitch electrically connects with the negative pole of the 8th diode；8th diode is just Pole electrically connects with the negative pole of the 7th diode；The positive pole of the negative pole and the 3rd diode of 4th diode is electrically connected Connect；The positive pole of 4th diode electrically connects with the normally opened terminal of second microswitch；The public affairs of first relay Terminal electrically connects with the first pole public terminal that the triple-pole double throw formula switchs altogether；The normally opened terminal of first relay and institute State the electrical connection of the first motor the first terminal；The first motor Second terminal and the triple-pole double throw formula switch the 3rd extremely public Terminal electrically connects；The first pole public terminal that the public terminal of second relay switchs with the triple-pole double throw formula is electrically connected Connect；The normally opened terminal of second relay electrically connects with the second motor the first terminal；The second motor Second terminal Electrically connected with the 3rd pole public terminal of triple-pole double throw formula switch.

As the further improvement of the control device of the above-mentioned folded tube of the present invention, it is micro- that the control circuit unit includes first Dynamic switch, the second microswitch, the 3rd microswitch, the 4th microswitch, the first relay, the second relay, the 3rd relay Device, the 4th relay, triple-pole double throw formula switch and battery；First microswitch is fixed on the first gear decelerator On, the locking unit can touch the trigger mechanism of first microswitch, first microswitch is produced switching Action；Second microswitch is fixed on the first gear decelerator, and the locking unit can touch described second The trigger mechanism of microswitch, second microswitch is set to produce switching action；3rd microswitch is fixed on described On second connecting plate, the locking unit can touch the trigger mechanism of the 3rd microswitch, open the 3rd fine motion Close and produce switching action；4th microswitch is fixed in folded tube, when the structure touching the described 4th in folded tube is micro- During the trigger mechanism of dynamic switch, the 4th microswitch produces switching action；The triple-pole double throw formula switch is non-automatic multiple The switch of position；The triple-pole double throw formula switch has three groups of terminals, i.e. the first pole the first terminal, the first pole Second terminal and the first pole Public terminal, the second pole the first terminal, the second pole Second terminal and the second pole public terminal, the 3rd pole the first terminal, the 3rd pole Second terminal and the 3rd pole public terminal；First motor has two terminals, i.e. the first motor the first terminal and the first motor Second terminal；Second motor has two terminals, i.e. the second motor the first terminal and the second motor Second terminal；Three pole Second pole the first terminal of double-throw formula switch, the 3rd pole Second terminal electrically connect with the positive pole of the battery；The triple-pole double throw Second pole Second terminal of formula switch, the 3rd pole the first terminal electrically connect with the negative pole of the battery；The triple-pole double throw formula is opened The the first pole public terminal closed electrically connects with the second pole public terminal that the triple-pole double throw formula switchs；The triple-pole double throw formula is opened The the first pole the first terminal closed electrically connects with a terminal of the coil of first relay；The coil of first relay Another terminal electrically connected with the normally closed terminal of first microswitch；The public terminal of first microswitch, institute The public terminal for stating the second microswitch electrically connects with the 3rd pole public terminal that the triple-pole double throw formula switchs；Described three is extremely double First pole Second terminal of throwing formula switch electrically connects with a terminal of the coil of second relay；Second relay Another terminal of coil electrically connected with the normally closed terminal of second microswitch；The common port of 3rd microswitch The public terminal of sub, described 4th microswitch electrically connects with the first pole public terminal that the triple-pole double throw formula switchs；It is described The normally closed terminal of 3rd microswitch electrically connects with a terminal of the coil of the 3rd relay；3rd relay Another terminal of coil electrically connects with the normally opened terminal of first microswitch；The normally closed terminal of 4th microswitch Electrically connected with a terminal of the coil of the 4th relay；Another terminal of the coil of 4th relay with it is described The normally opened terminal electrical connection of second microswitch；The common port of the public terminal of first relay, second relay Sub the first pole public terminal with triple-pole double throw formula switch electrically connects；The normally opened terminal of first relay, described The normally opened terminal of two relays electrically connects with the first motor the first terminal；The first motor Second terminal and three pole 3rd pole public terminal electrical connection of double-throw formula switch；The public terminal of 3rd relay, the public affairs of the 4th relay Terminal electrically connects with the first pole public terminal that the triple-pole double throw formula switchs altogether；The normally opened terminal of 3rd relay, institute The normally opened terminal for stating the 4th relay electrically connects with the second motor the first terminal；The second motor Second terminal with it is described 3rd pole public terminal electrical connection of triple-pole double throw formula switch.

The beneficial effects of the invention are as follows：As long as cyclist presses the switch of control circuit unit, the control device of folded tube Folding and expansion with regard to that can be automatically performed folded tube, operating process is simple, and the folding and expansion for making folding bicycle become more It is convenient and swift.

Brief description of the drawings

Fig. 1 is the stereoscopic schematic diagram of the control device first embodiment of folded tube of the present invention；

Fig. 2 is the A direction views of first embodiment of the invention shown in Fig. 1；

Fig. 3 is the B direction views of first embodiment of the invention shown in Fig. 1；

Fig. 4 is the H-H sectional views of first embodiment of the invention shown in Fig. 2；

Fig. 5 is the N-N sectional views of first embodiment of the invention shown in Fig. 3；

Fig. 6 is the structural representation of the control circuit unit of first embodiment of the invention；

Fig. 7 is the circuit diagram of the control circuit unit of first embodiment of the invention；

Fig. 8 is that the folded tube of first embodiment of the invention is changed into the action specification figure of deployed condition from folded state；

Fig. 9 is that the folded tube of first embodiment of the invention is changed into the action specification figure of folded state from deployed condition；

Figure 10 is the improvement of the circuit diagram of the control circuit unit of first embodiment of the invention；

Figure 11 is the structural representation of the control device second embodiment of folded tube of the present invention；

Figure 12 is the P-P sectional views of second embodiment of the invention shown in Figure 11；

Figure 13 is that the folded tube of second embodiment of the invention is changed into the action specification figure of deployed condition from folded state；

Figure 14 is that the folded tube of second embodiment of the invention is changed into the action specification figure of folded state from deployed condition；

Figure 15 is the structural representation of the control device 3rd embodiment of folded tube of the present invention；

Figure 16 is the T-T sectional views of third embodiment of the invention shown in Figure 15；

Figure 17 is that the folded tube of third embodiment of the invention is changed into the action specification figure of deployed condition from folded state；

Figure 18 is that the folded tube of third embodiment of the invention is changed into the action specification figure of folded state from deployed condition；

Figure 19 is the structural representation of the control device fourth embodiment of folded tube of the present invention；

Figure 20 is the W-W sectional views of fourth embodiment of the invention shown in Figure 19；

Figure 21 is that the folded tube of fourth embodiment of the invention is changed into the action specification figure of deployed condition from folded state；

Figure 22 is that the folded tube of fourth embodiment of the invention is changed into the action specification figure of folded state from deployed condition；

Figure 23 is the structural representation of the control circuit unit of fifth embodiment of the invention；

Figure 24 is the circuit diagram of the control circuit unit of fifth embodiment of the invention；

Figure 25 is the structural representation of the control circuit unit of sixth embodiment of the invention；

Figure 26 is the circuit diagram of the control circuit unit of sixth embodiment of the invention.

Embodiment

With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below Example is used to illustrate the present invention, but is not limited to the scope of the present invention.In addition, in each embodiment of invention described below As long as involved technical characteristic does not form conflict each other, can is mutually combined.

First embodiment：As shown in Fig. 1,2,3,4,5,6,7, a kind of control device of folded tube, including the first pipe fitting 1, Second pipe fitting 2, the first connecting plate 3, the second connecting plate 4 and rotating shaft 5, the first connecting plate 3 are fixed on the first pipe fitting 1, and second connects Fishplate bar 4 is fixed on the second pipe fitting 2, and the side of the first connecting plate 3 and the side of the second connecting plate 4 are be hinged by rotating shaft 5, and first Connecting plate 3 is provided with the first positioning hole 31, and the second connecting plate 4 is provided with the second positioning hole 41；The control device of the folded tube also includes First execution unit 100, the second execution unit 200 and control circuit unit 300.

First execution unit 100 includes the first motor M1, first gear decelerator 110 and locking unit 120.First motor M1 and first gear decelerator 110 are fixed on the first pipe fitting 1, the first motor M1 output shaft and first gear decelerator 110 It is connected；Locking unit 120 includes the first wire spool 121, the first bracing wire 122, the first latch 123 and the first latch spring 124；The One wire spool 121 is fixed on the output shaft of first gear decelerator 110, and the first wire spool 121 is provided with the first limited block 1211；One end of first bracing wire 122 is fixed on the first wire spool 121, the other end is connected with the first latch 123；First latch 123 are provided with the first latch inclined-plane 1231, and the first latch 123 is interspersed in the first positioning hole 31 of the first connecting plate 3, when first The first latch 123 may be inserted into the second positioning hole 41 of the second connecting plate 4 when the connecting plate 4 of connecting plate 3 and second closes up；First The first latch 123 is withstood in one end of latch spring 124, the other end withstands first gear decelerator 110, the first latch spring 124 Elastic force can promote the first latch 123 to locking direction move.

Second execution unit 200 include the second motor M2, second gear decelerator 210, the second wire spool the 220, the 3rd around Drum 230, the second bracing wire 240 and the 3rd bracing wire 250；Second motor M2 and second gear decelerator 210 are fixed on the first pipe fitting 1 On, the second motor M2 output shaft is connected with second gear decelerator 210, and the second wire spool 220 is fixed on second gear deceleration On the output shaft of device 210, the 3rd wire spool 230 is fixed on the second connecting plate 4, the axis of the 3rd wire spool 230 and rotating shaft 5 Axis is located along the same line, and the second wire spool 220 and the 3rd wire spool 230 pass through the second bracing wire 240 and the phase of the 3rd bracing wire 250 Even.When the second motor M2 drives the second wire spool 220 to rotate by second gear decelerator 210, the second wire spool 220 passes through Second bracing wire 240 and the 3rd bracing wire 250 drive the 3rd wire spool 230 to rotate, the 3rd wire spool 230 drive the second connecting plate 4 around Rotating shaft 5 rotates.

Control circuit unit 300 electrically connects with the first motor M1, the second motor M2 (to be electrically connected and passes through electric wire realization, explanation Electric wire is not shown in book accompanying drawing), control circuit unit 300 controls the first motor M1 and the second motor M2 rotation.Control circuit Unit 300 includes the first microswitch SQ1, the second microswitch SQ2, the 3rd microswitch SQ3, the 4th microswitch SQ4, the One diode V1, the second diode V2, the 3rd diode V3, the 4th diode V4, the 5th diode V5, the 6th diode V6, 7th diode V7, the 8th diode V8, triple-pole double throw formula switch SA1 and battery G.

Microswitch has public terminal, normally closed terminal and normally opened terminal, when the trigger mechanism of microswitch is not triggered When, public terminal is connected with normally closed terminal, disconnected with normally opened terminal, and when the trigger mechanism of microswitch is triggered, fine motion is opened Close and produce switching action, its public terminal is disconnected with normally closed terminal, connected with normally opened terminal.First microswitch SQ1 is fixed On first gear decelerator 110, the first limited block 1211 on the first wire spool 121 can touch the first microswitch SQ1 Trigger mechanism, make the first microswitch SQ1 produce switching action；Second microswitch SQ2 is fixed on first gear decelerator On 110, the first limited block 1211 on the first wire spool 121 can touch the second microswitch SQ2 trigger mechanism, make second Microswitch SQ2 produces switching action；3rd microswitch SQ3 is fixed on outside the second positioning hole 41 of the second connecting plate 4, latch 330 may be inserted into the second positioning hole 41 and touch the 3rd microswitch SQ3 trigger mechanism, produce the 3rd microswitch SQ3 Raw switching action；4th microswitch SQ4 is fixed on the first pipe fitting 1, is fixed with projection 7 on the second pipe fitting 2, and projection 7 can be with The 4th microswitch SQ4 trigger mechanism is touched, the 4th microswitch SQ4 is produced switching action (can also be the 4th fine motion Switch SQ4 is fixed on the second pipe fitting 2, and projection 7 is fixed on the first pipe fitting 1).

Triple-pole double throw formula switch SA1 is non-automatically reset switch, that is, pressing the button of lower switch makes switch switching state, when Switched after hand release button and be maintained at current state without automatically restoring to original state；Triple-pole double throw formula switchs SA1 There are three groups of terminals, i.e. the first pole the first terminal a1, the first pole Second terminal a2 and the first pole public terminal a0, the second pole first end Sub- b1, the second pole Second terminal b2 and the second pole public terminal b0, the 3rd pole the first terminal c1, the 3rd pole Second terminal c2 and Three pole public terminal c0.First motor M1 has two terminals, i.e. the first motor the first terminal m11 and the first motor Second terminal m12；When electric current flows to the first motor Second terminal m12 from the first motor the first terminal m11, the first motor M1 is rotated forward； When electric current flows to the first motor the first terminal m11 from the first motor Second terminal m12, the first motor M1 is rotated backward.Second Motor M2 has two terminals, i.e. the second motor the first terminal m21 and the second motor Second terminal m22；When electric current is from the second motor When the first terminal m21 flows to the second motor Second terminal m22, the second motor M2 is rotated forward；When electric current is from the second motor second When terminal m22 flows to the second motor the first terminal m21, the second motor M2 is rotated backward.

Control box 8, the first diode V1, the second diode V2, the three or two pole are fixed with by screw on the first pipe fitting 1 It is pipe V3, the 4th diode V4, the 5th diode V5, the 6th diode V6, the 7th diode V7, the 8th diode V8, three extremely double Throwing formula switch SA1 and battery G is arranged in control box 8.

Triple-pole double throw formula switch SA1 the second pole the first terminal b1, the 3rd pole Second terminal c2 and battery G positive pole is electrically connected Connect；Triple-pole double throw formula switch SA1 the second pole Second terminal b2, the 3rd pole the first terminal c1 electrically connects with battery G negative pole；Three Pole double-throw formula switch SA1 the first pole public terminal a0 electrically connects with triple-pole double throw formula switch SA1 the second pole public terminal b0； Triple-pole double throw formula switch SA1 the first pole the first terminal a1 electrically connects with the 5th diode V5 positive pole；5th diode V5's Negative pole electrically connects with the first motor the first terminal m11；First motor Second terminal m12 and the first diode V1 positive pole are electrically connected Connect；First diode V1 negative pole electrically connects with the first microswitch SQ1 normally closed terminal；First microswitch SQ1's is public Terminal, the second microswitch SQ2 public terminal electrically connect with triple-pole double throw formula switch SA1 the 3rd pole public terminal c0；Three Pole double-throw formula switch SA1 the first pole Second terminal a2 electrically connects with the 6th diode V6 negative pole；6th diode V6 is just Pole electrically connects with the 5th diode V5 negative pole；Second diode V2 negative pole electrically connects with the first diode V1 positive pole；The Two diode V2 positive pole electrically connects with the second microswitch SQ2 normally closed terminal；3rd microswitch SQ3 public terminal, 4th microswitch SQ4 public terminal electrically connects with triple-pole double throw formula switch SA1 the first pole public terminal a0；3rd fine motion Switch SQ3 normally closed terminal electrically connects with the 7th diode V7 positive pole；7th diode V7 negative pole and the second motor first Terminal m21 is electrically connected；Second motor Second terminal m22 electrically connects with the 3rd diode V3 positive pole；3rd diode V3's is negative Pole electrically connects with the first microswitch SQ1 normally opened terminal；4th microswitch SQ4 normally closed terminal and the 8th diode V8's Negative pole electrically connects；8th diode V8 positive pole electrically connects with the 7th diode V7 negative pole；4th diode V4 negative pole with 3rd diode V3 positive pole electrical connection；4th diode V4 positive pole electrically connects with the second microswitch SQ2 normally opened terminal.

The operation principle of the present embodiment is as follows：

First, folded tube is changed into the process of deployed condition from folded state：

Triple-pole double throw formula switch SA1 button is pressed, makes triple-pole double throw formula switch SA1 the first pole public terminal a0 and the One pole the first terminal a1 is connected, the second pole public terminal b0 and the second pole the first terminal b1 are connected, the 3rd pole public terminal c0 and 3rd pole the first terminal c1 is connected；Now, battery G, triple-pole double throw formula switch SA1 the second pole the first terminal b1, triple-pole double throw Formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, triple-pole double throw formula are opened Close SA1 the first pole the first terminal a1, the 5th diode V5, the first motor M1, the first diode V1, the first microswitch SQ1 Normally closed terminal, the first microswitch SQ1 public terminal, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, three poles Double-throw formula switch SA1 the 3rd pole the first terminal c1 constitutes a closed-loop path, and the sense of current is from the first motor first end Sub- m11 flows to the first motor Second terminal m12, and the first motor M1 is rotated forward；As shown in Fig. 8 (a) and Fig. 8 (b), the first motor M1 drives the first wire spool 121 to rotate forward by first gear decelerator 110, and the first wire spool 121 loosens the first bracing wire 122, now the first latch 123 in the presence of the first latch spring 124 to locking direction move, when on the first wire spool 121 The first limited block 1211 touch the first microswitch SQ1 trigger mechanism when, the first microswitch SQ1 produce switching action, Disconnect its public terminal and normally closed terminal, connected with normally opened terminal, now the first motor M1 power-off stalling, and simultaneously battery G, Triple-pole double throw formula switch SA1 the second pole the first terminal b1, triple-pole double throw formula switch SA1 the second pole public terminal b0, three poles Double-throw formula switch SA1 the first pole public terminal a0, the 3rd microswitch SQ3 public terminal, the 3rd microswitch SQ3 it is normal It is closed end, the 7th diode V7, the second motor M2, the 3rd diode V3, the first microswitch SQ1 normally opened terminal, first micro- Dynamic switch SQ1 public terminal, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, the of triple-pole double throw formula switch SA1 Three pole the first terminal c1 constitute a closed-loop path, and the sense of current is to flow to the second motor from the second motor the first terminal m21 Second terminal m22, the second motor M2 are rotated forward；Second motor M2 drives the second wire spool by second gear decelerator 210 220 rotate forward, and the second wire spool 220 drives the 3rd wire spool 230 is positive to turn by the second bracing wire 240 and the 3rd bracing wire 250 Dynamic, the 3rd wire spool 230 drives the second connecting plate 45 to be rotated around the shaft to expansion direction；As shown in Fig. 8 (c), when the second connection Plate 4 touch the first latch 123 the first latch inclined-plane 1231 when, the first latch 123 the second connecting plate 4 pressure effect under to Unlocking direction moves；When the second connecting plate 4, which turns to, closes up the first connecting plate 3 and the second connecting plate 4, now the first positioning The position correspondence of the positioning hole 41 of hole 31 and second, the first latch 123 is in the presence of the first latch spring 124 to locking direction fortune Dynamic, the first latch 123 inserts in the second positioning hole 41 and touches the 3rd microswitch SQ3 trigger mechanism, the 3rd microswitch SQ3 produces switching action, its public terminal is disconnected with normally closed terminal, and now the second motor M2 power-off stalling, folded tube is in Deployed condition, as shown in Fig. 8 (d).

2nd, folded tube is changed into the process of folded state from deployed condition：

Triple-pole double throw formula switch SA1 button is pressed, makes triple-pole double throw formula switch SA1 the first pole public terminal a0 and the One pole Second terminal a2 is connected, the second pole public terminal b0 and the second pole Second terminal b2 are connected, the 3rd pole public terminal c0 and 3rd pole Second terminal c2 is connected；Now, battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw Formula switch SA1 the 3rd pole public terminal c0, the second microswitch SQ2 public terminal, the second microswitch SQ2 normal-closed end Son, the second diode V2, the first motor M1, the 6th diode V6, triple-pole double throw formula switch SA1 the first pole Second terminal a2, Triple-pole double throw formula switch SA1 the first pole public terminal a0, triple-pole double throw formula switch SA1 the second pole public terminal b0, three poles Double-throw formula switch SA1 the second pole Second terminal b2 constitutes a closed-loop path, and the sense of current is from first the second end of motor Sub- m12 flows to the first motor the first terminal m11, and the first motor M1 is rotated backward；As shown in Fig. 9 (a) and Fig. 9 (b), the first motor M1 drives the first wire spool 121 to rotate backward by first gear decelerator 110, and the first wire spool 121 passes through the first bracing wire 122 The first latch 123 is pulled, the first latch 123 is exited from the second positioning hole 41 of the second connecting plate 4, when the first wire spool When the first limited block 1211 on 121 touches the second microswitch SQ2 trigger mechanism, the second microswitch SQ2 produces switching Action, its public terminal is disconnected with normally closed terminal, connected with normally opened terminal, now the first motor M1 power-off stalling, and simultaneously Battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw formula switch SA1 the 3rd pole public terminal C0, the second microswitch SQ2 public terminal, the second microswitch SQ2 normally opened terminal, the 4th diode V4, the second motor M2, the 8th diode V8, the 4th microswitch SQ4 normally closed terminal, the 4th microswitch SQ4 public terminal, triple-pole double throw Formula switch SA1 the first pole public terminal a0, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula are opened The the second pole Second terminal b2 for closing SA1 constitutes a closed-loop path, and the sense of current is to be flowed to from the second motor Second terminal m22 Second motor the first terminal m21, the second motor M2 are rotated backward；As shown in Fig. 9 (c), the second motor M2 is subtracted by second gear Fast device 210 drives the second wire spool 220 to rotate backward, and the second wire spool 220 passes through the second bracing wire 240 and the band of the 3rd bracing wire 250 Dynamic 3rd wire spool 230 rotates backward, and the 3rd wire spool 230 drives the second connecting plate 45 to be rotated around the shaft to folding direction, when When projection 7 on second pipe fitting 2 touches the 4th microswitch SQ4 trigger mechanism, it is dynamic that the 4th microswitch SQ4 produces switching Make, its public terminal is disconnected with normally closed terminal, now the second motor M2 power-off stalling, folded tube is in folded state, such as Fig. 9 (d) shown in.

It should be noted that the first motor M1 is rotated backward, so that the first wire spool 121 is drawn by the first bracing wire 122 Dynamic first latch 123, after the first motor M1, which is powered off, to be stalled, the first motor M1 and first gear decelerator 110 should ensure that the One wire spool 121 will not rotate in the presence of the first latch spring 124, to reach this purpose, elastic force can be selected less First latch spring 124, either from the first larger motor M1 of frictional resistance or first gear decelerator 110 or selection Worm type of reduction gearing with auto-lock function increases as first gear decelerator 110, or on first gear decelerator 110 If a magnet, setting up an iron block on the first wire spool 121, the first wire spool is prevented using the attraction of magnet and iron block 121 rotate in the presence of the first latch spring 124.

In addition, as shown in Figure 10, can connect a master switch S on battery G, and master switch S is non-automatically reset switch, When the button for pressing master switch S connects master switch S closures, circuit normal work；When the button for pressing master switch S makes always to open When closing S disconnections, battery G is disconnected from the circuit, whole down circuitry.Similarly, for second embodiment and 3rd embodiment Circuit, can also connect master switch S on battery G.

Second embodiment：As is illustrated by figs. 11 and 12, the difference of the present embodiment and first embodiment is：First execution unit 100 locking unit 120 and the difference of first embodiment.

In the present embodiment, the locking unit 120 of the first execution unit 100 includes the first wire spool 121, the first bracing wire 122nd, the first latch 123, the first latch spring 124 and blocking unit 125；First wire spool 121 is fixed on first gear deceleration On the output shaft of device 110, the first wire spool 121 is provided with the first limited block 1211；One end of first bracing wire 122 is fixed on first On wire spool 121, the other end is connected with the first latch 123；First latch 123 is interspersed in the first positioning hole of the first connecting plate 3 In 31, when the first connecting plate 3 and the second connecting plate 4 close up, it is second fixed to may be inserted into the second connecting plate 4 for the first latch 123 In the hole 41 of position and the 3rd microswitch SQ3 trigger mechanism is touched, the 3rd microswitch SQ3 is produced switching action；First inserts The first latch 123 is withstood in one end of pin spring 124, the other end withstands first gear decelerator 110, the first latch spring 124 Elastic force can promote the first latch 123 to be moved to locking direction；Blocking unit 125 includes block 1251, the and of stopper spring 1252 Blocking unit housing 1253；Block 1251 and stopper spring 1252 are arranged in blocking unit housing 1253, stopper spring 1252 One end withstand block 1251, the other end withstands blocking unit housing 1253；Blocking unit housing 1253 is fixed on the first pipe fitting 1 On；Second connecting plate 4 can touch block 1251；When the second connecting plate 4 is without touching block 1251, block 1251 is in block Stretched out in the presence of spring 1252 from blocking unit housing 1253 and the first latch 123 can be stopped, make the first latch 123 not It can be moved to locking direction；When the second connecting plate 4 touches block 1251, the second connecting plate 4 can make block 1251 to stop Moved in unit housings 1253, so as to release stop of the block 1251 to the first latch 123, allow the first latch 123 to lock Tight direction motion, the second connecting plate 4 of insertion the second positioning hole 41 in and touch the 3rd microswitch SQ3 trigger mechanism.

The other structures of the present embodiment are identical with first embodiment, therefore do not remake repeat specification.

The operation principle of the present embodiment is as follows：

Triple-pole double throw formula switch SA1 button is pressed, rotates forward the first motor M1；Such as Figure 13 (a) and Figure 13 (b) institutes Show, the first motor M1 drives the first wire spool 121 to rotate forward by first gear decelerator 110, and the first wire spool 121 loosens First bracing wire 122, because now the first latch 123 is stopped by block 1251, therefore the first latch 123 can not be to locking direction fortune It is dynamic；When the first limited block 1211 on the first wire spool 121 touches the first microswitch SQ1 trigger mechanism, the first fine motion Switch SQ1 and produce switching action, its public terminal is disconnected with normally closed terminal, connected with normally opened terminal, now the first motor M1 Power-off stalling, the second motor M2 are rotated forward；Second motor M2 drives the second wire spool 220 by second gear decelerator 210 Rotate forward, so that the second connecting plate 45 rotates to expansion direction around the shaft, as shown in Figure 13 (c), when the second connecting plate 4 touches When touching block 1251, the second connecting plate 4 makes block 1251 be moved into blocking unit housing 1253, right so as to release block 1251 The stop of first latch 123；When the second connecting plate 4, which turns to, closes up the first connecting plate 3 and the second connecting plate 4, now The position correspondence of the positioning hole 41 of a positioning hole 31 and second, the first latch 123 is in the presence of the first latch spring 124 to locking Direction is moved, and the first latch 123 inserts in the second positioning hole 41 and touches the 3rd microswitch SQ3 trigger mechanism, and the 3rd is micro- Dynamic switch SQ3 produces switching action, its public terminal is disconnected with normally closed terminal, now the second motor M2 power-off stalling, folds Pipe is in deployed condition, as shown in Figure 13 (d).

Triple-pole double throw formula switch SA1 button is pressed, rotates backward the first motor M1；Such as Figure 14 (a) and Figure 14 (b) institutes Show, the first motor M1 drives the first wire spool 121 to rotate backward by first gear decelerator 110, and the first wire spool 121 passes through First bracing wire 122 pulls the first latch 123, the first latch 123 is exited from the second positioning hole 41 of the second connecting plate 4, when When the first limited block 1211 on first wire spool 121 touches the second microswitch SQ2 trigger mechanism, the second microswitch SQ2 produces switching action, its public terminal is disconnected with normally closed terminal, is connected with normally opened terminal, now the first motor M1 is powered off Stalling, the second motor M2 are rotated backward；As shown in Figure 14 (c), the second motor M2 drives second by second gear decelerator 210 Wire spool 220 rotates backward, so that the second connecting plate 45 rotates to folding direction around the shaft, while with the second connecting plate 4 Rotation, block 1251 stretches out in the presence of stopper spring 1252 from blocking unit housing 1253；When on the second pipe fitting 2 When projection 7 touches the 4th microswitch SQ4 trigger mechanism, the 4th microswitch SQ4 produces switching action, makes its public terminal Disconnected with normally closed terminal, now the second motor M2 power-off stalling, folded tube is in folded state, as shown in Figure 14 (d).

3rd embodiment：As shown in Figure 15 and Figure 16, the difference of the present embodiment and first embodiment is：Second connecting plate 4 Upper the second positioning hole of nothing 41；3rd microswitch SQ3 is fixed on the side of the second connecting plate 4；The locking of first execution unit 100 Unit 120 and the difference of first embodiment.

In the present embodiment, the locking unit 120 of the first execution unit 100 includes the first wire spool 121, the first bracing wire 122nd, latch hook 126, latch hook spring 127 and latch hook rotating shaft 128；First wire spool 121 is fixed on the defeated of first gear decelerator 110 On shaft, the first wire spool 121 is provided with the first limited block 1211；One end of first bracing wire 122 is fixed on the first wire spool 121 First positioning hole 31 of the upper, other end through the first connecting plate 3 is connected with latch hook 126；Latch hook 126 is pacified by latch hook rotating shaft 128 On the first connecting plate 3, latch hook 126 can rotate around latch hook rotating shaft 128, when the first connecting plate 3 and the second connecting plate 4 simultaneously Latch hook 126 can hook the second connecting plate 4 when holding together, and latch hook 126 is provided with latch hook projection 1261, when latch hook 126 hooks the second company During fishplate bar 4, latch hook projection 1261 touches the 3rd microswitch SQ3 trigger mechanism, the 3rd microswitch SQ3 is produced switching dynamic Make；One end of latch hook spring 127 is connected with latch hook 126, the other end is connected with the first connecting plate 3, and the elastic force of latch hook spring 127 can Rotated with band moveable lock hook 126 to locking direction.

The operation principle of the present embodiment is as follows：

Triple-pole double throw formula switch SA1 button is pressed, rotates forward the first motor M1；Such as Figure 17 (a) and Figure 17 (b) institutes Show, the first motor M1 drives the first wire spool 121 to rotate forward by first gear decelerator 110, and the first wire spool 121 loosens First bracing wire 122, now latch hook 126 in the presence of latch hook spring 127 to locking direction rotate, when on the first wire spool 121 The first limited block 1211 touch the first microswitch SQ1 trigger mechanism when, the first microswitch SQ1 produce switching action, Its public terminal is disconnected with normally closed terminal, connected with normally opened terminal, now the first motor M1 power-off stalling, the second motor M2 are just To rotation；Second motor M2 drives the second wire spool 220 to rotate forward by second gear decelerator 210, so that second connects Fishplate bar 45 rotates to expansion direction around the shaft, and as shown in Figure 17 (c), when the second connecting plate 4 touches latch hook 126, latch hook 126 exists Rotated under the pressure effect of second connecting plate 4 to unlocking direction；Make the first connecting plate 3 and second when the second connecting plate 4 turns to When connecting plate 4 closes up, latch hook 126 rotates to locking direction in the presence of latch hook spring 127 and hooks the second connecting plate 4, this When latch hook 126 on latch hook projection 1261 touch the 3rd microswitch SQ3 trigger mechanism, the 3rd microswitch SQ3 produce cut Move work, its public terminal is disconnected with normally closed terminal, and now the second motor M2 power-off stalling, folded tube is in deployed condition, As shown in Figure 17 (d).

Triple-pole double throw formula switch SA1 button is pressed, rotates backward the first motor M1；Such as Figure 18 (a) and Figure 18 (b) institutes Show, the first motor M1 drives the first wire spool 121 to rotate backward by first gear decelerator 110, and the first wire spool 121 passes through First bracing wire 122 pulls latch hook 126, latch hook 126 is disengaged from the second connecting plate 4, when the first limit on the first wire spool 121 When position block 1211 touches the second microswitch SQ2 trigger mechanism, the second microswitch SQ2 produces switching action, makes its public Terminal is disconnected with normally closed terminal, connected with normally opened terminal, and now the first motor M1 power-off stalling, the second motor M2 are rotated backward； As shown in Figure 18 (c), the second motor M2 drives the second wire spool 220 to rotate backward by second gear decelerator 210, so that Second connecting plate 45 rotates to folding direction around the shaft, when the projection 7 on the second pipe fitting 2 touches touching for the 4th microswitch SQ4 When sending out mechanism, the 4th microswitch SQ4 produces switching action, its public terminal is disconnected with normally closed terminal, now the second motor M2 power-off stallings, folded tube is in folded state, as shown in Figure 18 (d).

Fourth embodiment：As illustrated in figures 19 and 20, the difference of the present embodiment and first embodiment is：4th microswitch SQ4 is fixed on the second pipe fitting 2；Bumpless 7 on second pipe fitting 2；Locating piece 70 is fixed with second pipe fitting 2, on locating piece 70 Provided with auxiliary positioning hole 71；The locking unit 120 of first execution unit 100 also includes auxiliary unit 129.

Auxiliary unit 129 includes auxiliary bolt 1291, auxiliary stay 1292, secondary spring 1293 and auxiliary unit pedestal 1294；Auxiliary unit pedestal 1294 is fixed on the first pipe fitting 1；Auxiliary bolt 1291 is provided with auxiliary bolt inclined-plane 12911, auxiliary Latch 1291 is helped to be arranged on auxiliary unit pedestal 1294, when folded tube is in folded state, auxiliary bolt 1291 can insert Enter in the auxiliary positioning hole 71 of locating piece 70 and touch the 4th microswitch SQ4 trigger mechanism, produce the 4th microswitch SQ4 Raw switching action；Auxiliary bolt 1291 is withstood in one end of secondary spring 1293, the other end withstands auxiliary unit pedestal 1294, auxiliary The elastic force of spring 1293 can promote auxiliary bolt 1291 to be moved to locking direction；One end of auxiliary stay 1292 is fixed on first On wire spool 121, the other end is connected with auxiliary bolt 1291.

The operation principle of the present embodiment is as follows：

As shown in Figure 21 (a), when folded tube is in folded state, the auxiliary that auxiliary bolt 1291 is inserted in locating piece 70 is determined In the hole 71 of position.Triple-pole double throw formula switch SA1 button is pressed, rotates forward the first motor M1；Such as Figure 21 (a) and Figure 21 (b) Shown, the first motor M1 drives the first wire spool 121 to rotate forward by first gear decelerator 110, and the first wire spool 121 is put Loose first bracing wire 122, now the first latch 123 moved in the presence of the first latch spring 124 to locking direction, while first Wire spool 121 pulls auxiliary bolt 1291 by auxiliary stay 1292, auxiliary bolt 1291 is exited from auxiliary positioning hole 71, When the first limited block 1211 on the first wire spool 121 touches the first microswitch SQ1 trigger mechanism, the first microswitch SQ1 produces switching action, its public terminal is disconnected with normally closed terminal, is connected with normally opened terminal, now the first motor M1 is powered off Stalling, the second motor M2 are rotated forward；Second motor M2 drives the second wire spool 220 positive by second gear decelerator 210 Rotate, so that the second connecting plate 45 rotates to expansion direction around the shaft；As shown in Figure 21 (c), when the second connecting plate 4 touching the During the first latch inclined-plane 1231 of one latch 123, the first latch 123 is under the pressure effect of the second connecting plate 4 to unlocking direction Motion；When the second connecting plate 4, which turns to, closes up the first connecting plate 3 and the second connecting plate 4, now the first positioning hole 31 and The position correspondence of two positioning holes 41, the first latch 123 move in the presence of the first latch spring 124 to locking direction, and first Latch 123 is inserted in the second positioning hole 41 and touches the 3rd microswitch SQ3 trigger mechanism, and the 3rd microswitch SQ3 is produced Switching action, its public terminal is set to be disconnected with normally closed terminal, now the second motor M2 power-off stalling, folded tube is in expansion shape State, as shown in Figure 21 (d).

Triple-pole double throw formula switch SA1 button is pressed, rotates backward the first motor M1；Such as Figure 22 (a) and Figure 22 (b) institutes Show, the first motor M1 drives the first wire spool 121 to rotate backward by first gear decelerator 110, and the first wire spool 121 passes through First bracing wire 122 pulls the first latch 123, the first latch 123 is exited from the second positioning hole 41 of the second connecting plate 4, together When the first wire spool 121 loosen auxiliary stay 1292, make auxiliary bolt 1291 in the presence of secondary spring 1293 to locking side To motion, when the first limited block 1211 on the first wire spool 121 touches the second microswitch SQ2 trigger mechanism, second Microswitch SQ2 produces switching action, its public terminal is disconnected with normally closed terminal, is connected with normally opened terminal, now the first electricity Machine M1 power-off stalling, the second motor M2 are rotated backward；Second motor M2 drives the second wire spool by second gear decelerator 210 220 rotate backward, so that the second connecting plate 45 rotates to folding direction around the shaft；As shown in Figure 22 (c), when the second pipe fitting 2 On locating piece 70 touch auxiliary bolt 1291 auxiliary bolt inclined-plane 12911 when, pressure of the auxiliary bolt 1291 in locating piece 70 Moved under power effect to unlocking direction；Make the auxiliary positioning of auxiliary bolt 1291 and locating piece 70 when the second connecting plate 4 turns to Auxiliary bolt 1291 is moved in the presence of secondary spring 1293 to locking direction when hole 71 is to corresponding to, and auxiliary bolt 1291 is inserted In auxiliary positioning hole 71 and the 4th microswitch SQ4 trigger mechanism is touched, the 4th microswitch SQ4 produces switching action, made Its public terminal disconnects with normally closed terminal, and now the second motor M2 power-off stalling, folded tube is in folded state, such as Figure 22 (d) It is shown.

5th embodiment：As shown in figure 23 and figure 24, the difference of the present embodiment and first embodiment is control circuit unit 300 is different.

In the present embodiment, control circuit unit 300 includes the first microswitch SQ1, the second microswitch SQ2, the 3rd Microswitch SQ3, the 4th microswitch SQ4, the first relay K1, the second relay K2, the first diode V1, the second diode V2, the 3rd diode V3, the 4th diode V4, the 5th diode V5, the 6th diode V6, the 7th diode V7, the eight or two pole Pipe V8, triple-pole double throw formula switch SA1 and battery G.

First microswitch SQ1 is fixed on first gear decelerator 110, the first limited block on the first wire spool 121 1211 can touch the first microswitch SQ1 trigger mechanism, the first microswitch SQ1 is produced switching action；Second fine motion Switch SQ2 is fixed on first gear decelerator 110, and the first limited block 1211 on the first wire spool 121 can touch second Microswitch SQ2 trigger mechanism, the second microswitch SQ2 is set to produce switching action；3rd microswitch SQ3 is fixed on second Outside second positioning hole 41 of connecting plate 4, latch 330 may be inserted into the second positioning hole 41 and touch the 3rd microswitch SQ3's Trigger mechanism, the 3rd microswitch SQ3 is set to produce switching action；4th microswitch SQ4 is fixed on the first pipe fitting 1, and second Projection 7 is fixed with pipe fitting 2, projection 7 can touch the 4th microswitch SQ4 trigger mechanism, produce the 4th microswitch SQ4 Life switching action (the 4th microswitch SQ4 can also be fixed on the second pipe fitting 2, and projection 7 is fixed on the first pipe fitting 1 On).

When the coil of relay is not powered on, relay public terminal disconnects with relay normally open terminal；When relay During coil electricity, relay public terminal is connected with relay normally open terminal.Triple-pole double throw formula switch SA1 is non-automatically reset Switch, that is, pressing the button of lower switch makes switch switching state, when hand release button after switch be maintained at current state without Automatically restore to original state；Triple-pole double throw formula switch SA1 has three groups of terminals, i.e. the first pole the first terminal a1, the first pole the Two-terminal a2 and the first pole public terminal a0, the second pole the first terminal b1, the second pole Second terminal b2 and the second pole public terminal B0, the 3rd pole the first terminal c1, the 3rd pole Second terminal c2 and the 3rd pole public terminal c0.First motor M1 has two terminals, That is the first motor the first terminal m11 and the first motor Second terminal m12；When electric current flows to from the first motor the first terminal m11 During one motor Second terminal m12, the first motor M1 is rotated forward；When electric current flows to the first electricity from the first motor Second terminal m12 During machine the first terminal m11, the first motor M1 is rotated backward.Second motor M2 has two terminals, i.e. the second motor the first terminal m21 With the second motor Second terminal m22；When electric current flows to the second motor Second terminal m22 from the second motor the first terminal m21, the Two motor M2 are rotated forward；When electric current flows to the second motor the first terminal m21 from the second motor Second terminal m22, the second electricity Machine M2 is rotated backward.

Control box 8, the first relay K1, the second relay K2, the one or two pole are fixed with by screw on the first pipe fitting 1 Pipe V1, the second diode V2, the 3rd diode V3, the 4th diode V4, the 5th diode V5, the 6th diode V6, the seven or two Pole pipe V7, the 8th diode V8, triple-pole double throw formula switch SA1 and battery G are arranged in control box 8.

Triple-pole double throw formula switch SA1 the second pole the first terminal b1, the 3rd pole Second terminal c2 and battery G positive pole is electrically connected Connect；Triple-pole double throw formula switch SA1 the second pole Second terminal b2, the 3rd pole the first terminal c1 electrically connects with battery G negative pole；Three Pole double-throw formula switch SA1 the first pole public terminal a0 electrically connects with triple-pole double throw formula switch SA1 the second pole public terminal b0； Triple-pole double throw formula switch SA1 the first pole the first terminal a1 electrically connects with the 5th diode V5 positive pole；5th diode V5's Negative pole electrically connects with a terminal of the first relay K1 coil；Another terminal and first of first relay K1 coil Diode V1 positive pole electrical connection；First diode V1 negative pole electrically connects with the first microswitch SQ1 normally closed terminal；First Microswitch SQ1 public terminal, the second microswitch SQ2 public terminal and triple-pole double throw formula switch SA1 it is the 3rd extremely public Terminal c0 electrical connections altogether；Triple-pole double throw formula switch SA1 the first pole Second terminal a2 electrically connects with the 6th diode V6 negative pole； 6th diode V6 positive pole electrically connects with the 5th diode V5 negative pole；Second diode V2 negative pole and the first diode V1 Positive pole electrical connection；Second diode V2 positive pole electrically connects with the second microswitch SQ2 normally closed terminal；3rd microswitch SQ3 public terminal, the 4th microswitch SQ4 public terminal switch SA1 the first pole public terminal a0 with triple-pole double throw formula Electrical connection；3rd microswitch SQ3 normally closed terminal electrically connects with the 7th diode V7 positive pole；7th diode V7 negative pole Electrically connected with a terminal of the second relay K2 coil；Another terminal of second relay K2 coil and the three or two pole Pipe V3 positive pole electrical connection；3rd diode V3 negative pole electrically connects with the first microswitch SQ1 normally opened terminal；4th fine motion Switch SQ4 normally closed terminal electrically connects with the 8th diode V8 negative pole；8th diode V8 positive pole and the 7th diode V7 Negative pole electrical connection；4th diode V4 negative pole electrically connects with the 3rd diode V3 positive pole；4th diode V4 positive pole Electrically connected with the second microswitch SQ2 normally opened terminal；First relay K1 public terminal is with triple-pole double throw formula switch SA1's First pole public terminal a0 is electrically connected；First relay K1 normally opened terminal electrically connects with the first motor the first terminal m11；First Motor Second terminal m12 electrically connects with triple-pole double throw formula switch SA1 the 3rd pole public terminal c0；Second relay K2's is public Terminal electrically connects with triple-pole double throw formula switch SA1 the first pole public terminal a0；Second relay K2 normally opened terminal and second Motor the first terminal m21 is electrically connected；Second motor Second terminal m22 and triple-pole double throw formula switch SA1 the 3rd pole public terminal C0 is electrically connected.

The operation principle of the present embodiment is as follows：

Triple-pole double throw formula switch SA1 button is pressed, makes triple-pole double throw formula switch SA1 the first pole public terminal a0 and the One pole the first terminal a1 is connected, the second pole public terminal b0 and the second pole the first terminal b1 are connected, the 3rd pole public terminal c0 and 3rd pole the first terminal c1 is connected；Now, battery G, triple-pole double throw formula switch SA1 the second pole the first terminal b1, triple-pole double throw Formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, triple-pole double throw formula are opened Pass SA1 the first pole the first terminal a1, the 5th diode V5, the first relay K1 coil, the first diode V1, the first fine motion Switch SQ1 normally closed terminal, the first microswitch SQ1 public terminal, triple-pole double throw formula switch SA1 the 3rd pole public terminal C0, triple-pole double throw formula switch SA1 the 3rd pole the first terminal c1 constitute a closed-loop path, and the first relay K1 coil leads to Electricity, connect the first relay K1 public terminal and the first relay K1 normally opened terminal, now, battery G, triple-pole double throw formula Switch SA1 the second pole the first terminal b1, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, the first relay K1 public terminal, the first relay K1 normally opened terminal, the first motor M1, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, triple-pole double throw formula switch SA1 the 3rd pole the first terminal c1 structures Into a closed-loop path, the sense of current is to flow to the first motor Second terminal m12 from the first motor the first terminal m11, first Motor M1 is rotated forward；First motor M1 drives the first wire spool 121 to rotate forward by first gear decelerator 110, and first Wire spool 121 loosens the first bracing wire 122, and now the first latch 123 is transported in the presence of the first latch spring 124 to locking direction It is dynamic, when the first limited block 1211 on the first wire spool 121 touches the first microswitch SQ1 trigger mechanism, the first fine motion Switch SQ1 and produce switching action, its public terminal is disconnected with normally closed terminal, connected with normally opened terminal, now the first relay K1 coil blackout, the first relay K1 public terminal and the first relay K1 normally opened terminal disconnect, and the first motor M1 breaks Electricity stalling, and battery G, triple-pole double throw formula switch SA1 the second pole the first terminal b1, the of triple-pole double throw formula switch SA1 simultaneously Two pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, the 3rd microswitch SQ3 public terminal, It is 3rd microswitch SQ3 normally closed terminal, the 7th diode V7, the second relay K2 coil, the 3rd diode V3, first micro- Dynamic switch SQ1 normally opened terminal, the first microswitch SQ1 public terminal, triple-pole double throw formula switch SA1 the 3rd pole common port Sub- c0, triple-pole double throw formula switch SA1 the 3rd pole the first terminal c1 constitute a closed-loop path, the second relay K2 coil It is powered, connects the second relay K2 public terminal and the second relay K2 normally opened terminal, now, battery G, triple-pole double throw Formula switch SA1 the second pole the first terminal b1, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula are opened Close SA1 the first pole public terminal a0, the second relay K2 public terminal, the second relay K2 normally opened terminal, the second electricity Machine M2, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, triple-pole double throw formula switch SA1 the 3rd pole the first terminal c1 A closed-loop path is constituted, the sense of current is to flow to the second motor Second terminal m22 from the second motor the first terminal m21, the Two motor M2 are rotated forward；Second motor M2 drives the second wire spool 220 to rotate forward by second gear decelerator 210, the Two wire spools 220 drive the 3rd wire spool 230 to rotate forward by the second bracing wire 240 and the 3rd bracing wire 250, the 3rd wire spool 230 drive the second connecting plate 45 to be rotated around the shaft to expansion direction；The first of the first latch 123 is touched when the second connecting plate 4 to insert When selling inclined-plane 1231, the first latch 123 moves under the pressure effect of the second connecting plate 4 to unlocking direction；When the second connecting plate 4 Turn to when closing up the first connecting plate 3 and the second connecting plate 4, now the position pair of the first positioning hole 31 and the second positioning hole 41 Should, the first latch 123 moves in the presence of the first latch spring 124 to locking direction, the positioning of the first latch 123 insertion second In hole 41 and the 3rd microswitch SQ3 trigger mechanism is touched, the 3rd microswitch SQ3 produces switching action, makes its common port Sub and normally closed terminal disconnects, now the second relay K2 coil blackout, the second relay K2 public terminal and the second relay Device K2 normally opened terminal disconnects, and the second motor M2 power-off stallings, folded tube is in deployed condition.

Triple-pole double throw formula switch SA1 button is pressed, makes triple-pole double throw formula switch SA1 the first pole public terminal a0 and the One pole Second terminal a2 is connected, the second pole public terminal b0 and the second pole Second terminal b2 are connected, the 3rd pole public terminal c0 and 3rd pole Second terminal c2 is connected；Now, battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw Formula switch SA1 the 3rd pole public terminal c0, the second microswitch SQ2 public terminal, the second microswitch SQ2 normal-closed end First pole second of son, the second diode V2, the first relay K1 coil, the 6th diode V6, triple-pole double throw formula switch SA1 Terminal a2, triple-pole double throw formula switch SA1 the first pole public terminal a0, triple-pole double throw formula switch SA1 the second pole public terminal B0, triple-pole double throw formula switch SA1 the second pole Second terminal b2 constitute a closed-loop path, and the first relay K1 coil leads to Electricity, connect the first relay K1 public terminal and the first relay K1 normally opened terminal, now, battery G, triple-pole double throw formula Switch SA1 the 3rd pole Second terminal c2, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, the first motor M1, first Relay K1 normally opened terminal, the first relay K1 public terminal, triple-pole double throw formula switch SA1 the first pole public terminal A0, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the second pole Second terminal b2 structures Into a closed-loop path, the sense of current is to flow to the first motor the first terminal m11 from the first motor Second terminal m12, first Motor M1 is rotated backward；First motor M1 drives the first wire spool 121 to rotate backward by first gear decelerator 110, and first Wire spool 121 pulls the first latch 123 by the first bracing wire 122, makes second positioning of first latch 123 from the second connecting plate 4 Exited in hole 41, when the first limited block 1211 on the first wire spool 121 touches the second microswitch SQ2 trigger mechanism, Second microswitch SQ2 produces switching action, disconnects its public terminal and normally closed terminal, is connected with normally opened terminal, and now the One relay K1 coil blackout, the first relay K1 public terminal and the first relay K1 normally opened terminal disconnect, and first Motor M1 power-off stallings, and battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw formula switch simultaneously SA1 the 3rd pole public terminal c0, the second microswitch SQ2 public terminal, the second microswitch SQ2 normally opened terminal, Four diode V4, the second relay K2 coil, the 8th diode V8, the 4th microswitch SQ4 normally closed terminal, the 4th fine motion Switch SQ4 public terminal, triple-pole double throw formula switch SA1 the first pole public terminal a0, the second of triple-pole double throw formula switch SA1 Pole public terminal b0, triple-pole double throw formula switch SA1 the second pole Second terminal b2 constitute a closed-loop path, the second relay K2 coil electricity, connect the second relay K2 public terminal and the second relay K2 normally opened terminal, now, battery G, Triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, second Motor M2, the second relay K2 normally opened terminal, the second relay K2 public terminal, the first of triple-pole double throw formula switch SA1 Pole public terminal a0, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the second pole the Two-terminal b2 constitutes a closed-loop path, and the sense of current is to flow to the second motor first end from the second motor Second terminal m22 Sub- m21, the second motor M2 are rotated backward；Second motor M2 drives the second wire spool 220 reverse by second gear decelerator 210 Rotating, the second wire spool 220 drives the 3rd wire spool 230 to rotate backward by the second bracing wire 240 and the 3rd bracing wire 250, and the 3rd Wire spool 230 drives the second connecting plate 45 to be rotated around the shaft to folding direction, when the touching the 4th of projection 7 on the second pipe fitting 2 is micro- During dynamic switch SQ4 trigger mechanism, the 4th microswitch SQ4 produces switching action, its public terminal is disconnected with normally closed terminal, Now the second relay K2 coil blackout, the normally opened terminal of the second relay K2 public terminal and the second relay K2 break Open, the second motor M2 power-off stallings, folded tube is in folded state.

Sixth embodiment：As illustrated in figs. 25 and 26, the difference of the present embodiment and first embodiment is control circuit unit 300 is different.

In the present embodiment, control circuit unit 300 includes the first microswitch SQ1, the second microswitch SQ2, the 3rd Microswitch SQ3, the 4th microswitch SQ4, the first relay K1, the second relay K2, the 3rd relay K3, the 4th relay K4, triple-pole double throw formula switch SA1 and battery G.

Control box 8, the first relay K1, the second relay K2, the 3rd relay are fixed with by screw on the first pipe fitting 1 Device K3, the 4th relay K4, triple-pole double throw formula switch SA1 and battery G are arranged in control box 8.

Triple-pole double throw formula switch SA1 the second pole the first terminal b1, the 3rd pole Second terminal c2 and battery G positive pole is electrically connected Connect；Triple-pole double throw formula switch SA1 the second pole Second terminal b2, the 3rd pole the first terminal c1 electrically connects with battery G negative pole；Three Pole double-throw formula switch SA1 the first pole public terminal a0 electrically connects with triple-pole double throw formula switch SA1 the second pole public terminal b0； Triple-pole double throw formula switch SA1 the first pole the first terminal a1 electrically connects with a terminal of the first relay K1 coil；First Another terminal of relay K1 coil electrically connects with the first microswitch SQ1 normally closed terminal；First microswitch SQ1's The 3rd pole public terminal c0 that public terminal, the second microswitch SQ2 public terminal and triple-pole double throw formula switch SA1 is electrically connected Connect；Triple-pole double throw formula switch SA1 the first pole Second terminal a2 electrically connects with a terminal of the second relay K2 coil；The Another terminal of two relay K2 coil electrically connects with the second microswitch SQ2 normally closed terminal；3rd microswitch SQ3 Public terminal, the 4th microswitch SQ4 public terminal and triple-pole double throw formula switch SA1 the first pole public terminal a0 be electrically connected Connect；3rd microswitch SQ3 normally closed terminal electrically connects with a terminal of the 3rd relay K3 coil；3rd relay K3 Another terminal of coil electrically connected with the first microswitch SQ1 normally opened terminal；4th microswitch SQ4 normally closed terminal Electrically connected with a terminal of the 4th relay K4 coil；Another terminal of 4th relay K4 coil and the second fine motion Switch SQ2 normally opened terminal electrical connection；First relay K1 public terminal, the second relay K2 public terminal and three are extremely double Throwing formula switch SA1 the first pole public terminal a0 electrical connections；First relay K1 normally opened terminal, the second relay K2 it is normally opened Terminal electrically connects with the first motor the first terminal m11；First motor Second terminal m12 and the 3rd of triple-pole double throw formula switch SA1 Pole public terminal c0 is electrically connected；3rd relay K3 public terminal, the 4th relay K4 public terminal and triple-pole double throw formula Switch SA1 the first pole public terminal a0 electrical connections；3rd relay K3 normally opened terminal, the 4th relay K4 normally opened terminal Electrically connected with the second motor the first terminal m21；The 3rd of second motor Second terminal m22 and triple-pole double throw formula switch SA1 is extremely public Terminal c0 electrical connections altogether.

The operation principle of the present embodiment is as follows：

Triple-pole double throw formula switch SA1 button is pressed, makes triple-pole double throw formula switch SA1 the first pole public terminal a0 and the One pole the first terminal a1 is connected, the second pole public terminal b0 and the second pole the first terminal b1 are connected, the 3rd pole public terminal c0 and 3rd pole the first terminal c1 is connected；Now, battery G, triple-pole double throw formula switch SA1 the second pole the first terminal b1, triple-pole double throw Formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, triple-pole double throw formula are opened Pass SA1 the first pole the first terminal a1, the first relay K1 coil, the first microswitch SQ1 normally closed terminal, the first fine motion Switch SQ1 public terminal, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, the 3rd of triple-pole double throw formula switch SA1 the Pole the first terminal c1 constitutes a closed-loop path, the first relay K1 coil electricity, makes the first relay K1 common port The normally opened terminal of son and the first relay K1 is connected, now, battery G, triple-pole double throw formula switch SA1 the second pole the first terminal B1, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, the One relay K1 public terminal, the first relay K1 normally opened terminal, the first motor M1, the of triple-pole double throw formula switch SA1 Three pole public terminal c0, triple-pole double throw formula switch SA1 the 3rd pole the first terminal c1 constitute a closed-loop path, the sense of current To flow to the first motor Second terminal m12 from the first motor the first terminal m11, the first motor M1 is rotated forward；First motor M1 The first wire spool 121 is driven to rotate forward by first gear decelerator 110, the first wire spool 121 loosens the first bracing wire 122, Now the first latch 123 moves in the presence of the first latch spring 124 to locking direction, when the on the first wire spool 121 When one limited block 1211 touches the first microswitch SQ1 trigger mechanism, the first microswitch SQ1 produces switching action, makes it Public terminal disconnects with normally closed terminal, connected with normally opened terminal, now the first relay K1 coil blackout, the first relay K1 Public terminal and the first relay K1 normally opened terminal disconnect, the first motor M1 power-off stallings, and battery G, three extremely double simultaneously Throwing formula switch SA1 the second pole the first terminal b1, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula Switch SA1 the first pole public terminal a0, the 3rd microswitch SQ3 public terminal, the 3rd microswitch SQ3 normal-closed end Son, the 3rd relay K3 coil, the first microswitch SQ1 normally opened terminal, the first microswitch SQ1 public terminal, three Pole double-throw formula switch SA1 the 3rd pole public terminal c0, triple-pole double throw formula switch SA1 the 3rd pole the first terminal c1 constitutes one Individual closed-loop path, the 3rd relay K3 coil electricity make that the 3rd relay K3 public terminal and the 3rd relay K3's is normal Beginning is connected, and now, battery G, triple-pole double throw formula switch SA1 the second pole the first terminal b1, triple-pole double throw formula switch SA1's Second pole public terminal b0, triple-pole double throw formula switch SA1 the first pole public terminal a0, the 3rd relay K3 public terminal, 3rd relay K3 normally opened terminal, the second motor M2, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, three extremely double Throwing formula switch SA1 the 3rd pole the first terminal c1 constitutes a closed-loop path, and the sense of current is from the second motor the first terminal M21 flows to the second motor Second terminal m22, and the second motor M2 is rotated forward；Second motor M2 passes through second gear decelerator 210 Drive the second wire spool 220 to rotate forward, the second wire spool 220 by the second bracing wire 240 and the 3rd bracing wire 250 drive the 3rd around Drum 230 rotates forward, and the 3rd wire spool 230 drives the second connecting plate 45 to be rotated around the shaft to expansion direction；When the second connection Plate 4 touch the first latch 123 the first latch inclined-plane 1231 when, the first latch 123 the second connecting plate 4 pressure effect under to Unlocking direction moves；When the second connecting plate 4, which turns to, closes up the first connecting plate 3 and the second connecting plate 4, now the first positioning The position correspondence of the positioning hole 41 of hole 31 and second, the first latch 123 is in the presence of the first latch spring 124 to locking direction fortune Dynamic, the first latch 123 inserts in the second positioning hole 41 and touches the 3rd microswitch SQ3 trigger mechanism, the 3rd microswitch SQ3 produces switching action, disconnects its public terminal and normally closed terminal, now the 3rd relay K3 coil blackout, the 3rd after Electrical equipment K3 public terminal and the 3rd relay K3 normally opened terminal disconnect, and the second motor M2 power-off stallings, folded tube is in exhibition Open state.

Triple-pole double throw formula switch SA1 button is pressed, makes triple-pole double throw formula switch SA1 the first pole public terminal a0 and the One pole Second terminal a2 is connected, the second pole public terminal b0 and the second pole Second terminal b2 are connected, the 3rd pole public terminal c0 and 3rd pole Second terminal c2 is connected；Now, battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw Formula switch SA1 the 3rd pole public terminal c0, the second microswitch SQ2 public terminal, the second microswitch SQ2 normal-closed end Son, the second relay K2 coil, triple-pole double throw formula switch SA1 the first pole Second terminal a2, triple-pole double throw formula switch SA1's First pole public terminal a0, triple-pole double throw formula switch SA1 the second pole public terminal b0, the second of triple-pole double throw formula switch SA1 Pole Second terminal b2 constitutes a closed-loop path, the second relay K2 coil electricity, makes the second relay K2 common port The normally opened terminal of son and the second relay K2 is connected, now, battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal C2, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, the first motor M1, the second relay K2 normally opened terminal, second Relay K2 public terminal, triple-pole double throw formula switch SA1 the first pole public terminal a0, the of triple-pole double throw formula switch SA1 Two pole public terminal b0, triple-pole double throw formula switch SA1 the second pole Second terminal b2 constitute a closed-loop path, the sense of current To flow to the first motor the first terminal m11 from the first motor Second terminal m12, the first motor M1 is rotated backward；First motor M1 The first wire spool 121 is driven to rotate backward by first gear decelerator 110, the first wire spool 121 is drawn by the first bracing wire 122 Dynamic first latch 123, makes the first latch 123 be exited from the second positioning hole 41 of the second connecting plate 4, when the first wire spool 121 On the first limited block 1211 when touching the second microswitch SQ2 trigger mechanism, it is dynamic that the second microswitch SQ2 produces switching Make, its public terminal is disconnected with normally closed terminal, connected with normally opened terminal, now the second relay K2 coil blackout, second Relay K2 public terminal and the second relay K2 normally opened terminal disconnect, the first motor M1 power-off stallings, and battery simultaneously G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw formula switch SA1 the 3rd pole public terminal c0, the Two microswitch SQ2 public terminal, the second microswitch SQ2 normally opened terminal, the 4th relay K4 coil, the 4th fine motion Switch SQ4 normally closed terminal, the 4th microswitch SQ4 public terminal, triple-pole double throw formula switch SA1 the first pole public terminal A0, triple-pole double throw formula switch SA1 the second pole public terminal b0, triple-pole double throw formula switch SA1 the second pole Second terminal b2 structures Into a closed-loop path, the 4th relay K4 coil electricity, make the 4th relay K4 public terminal and the 4th relay K4 normally opened terminal is connected, and now, battery G, triple-pole double throw formula switch SA1 the 3rd pole Second terminal c2, triple-pole double throw formula are opened Close SA1 the 3rd pole public terminal c0, the second motor M2, the 4th relay K4 normally opened terminal, the 4th relay K4 it is public Terminal, triple-pole double throw formula switch SA1 the first pole public terminal a0, triple-pole double throw formula switch SA1 the second pole public terminal b0, Triple-pole double throw formula switch SA1 the second pole Second terminal b2 constitutes a closed-loop path, and the sense of current is from the second motor the Two-terminal m22 flows to the second motor the first terminal m21, and the second motor M2 is rotated backward；Second motor M2 is subtracted by second gear Fast device 210 drives the second wire spool 220 to rotate backward, and the second wire spool 220 passes through the second bracing wire 240 and the band of the 3rd bracing wire 250 Dynamic 3rd wire spool 230 rotates backward, and the 3rd wire spool 230 drives the second connecting plate 45 to be rotated around the shaft to folding direction, when When projection 7 on second pipe fitting 2 touches the 4th microswitch SQ4 trigger mechanism, it is dynamic that the 4th microswitch SQ4 produces switching Make, its public terminal is disconnected with normally closed terminal, now the 4th relay K4 coil blackout, the 4th relay K4 common port The normally opened terminal of son and the 4th relay K4 disconnects, and the second motor M2 power-off stallings, folded tube is in folded state.

The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.It is all within the principle and spirit of the present invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims

1. a kind of control device of folded tube, including the first pipe fitting (1), the second pipe fitting (2), the first connecting plate (3), the second connection Plate (4) and rotating shaft (5), first connecting plate (3) are fixed on first pipe fitting (1), and second connecting plate (4) is fixed On second pipe fitting (2), the side of the side of first connecting plate (3) and second connecting plate (4) passes through described Rotating shaft (5) is be hinged, it is characterised in that：

Also include the first execution unit (100), the second execution unit (200) and control circuit unit (300)；

First execution unit (100) includes the first motor (M1), first gear decelerator (110) and locking unit (120)； First motor (M1) and the first gear decelerator (110) are fixed on first pipe fitting (1), first motor (M1) output shaft is connected with the first gear decelerator (110), the output shaft of the first gear decelerator (110) and institute State locking unit (120) to be connected, the locking unit (120) can realize first connecting plate (3) and second connection Locking or unblock between plate (4)；

Second execution unit (200) includes the second motor (M2), second gear decelerator (210), the second wire spool (220), the 3rd wire spool (230), the second bracing wire (240) and the 3rd bracing wire (250)；Second motor (M2) and described second Gear reduction unit (210) is fixed on first pipe fitting (1), output shaft and the second gear of second motor (M2) Decelerator (210) is connected, and second wire spool (220) is fixed on the output shaft of the second gear decelerator (210), institute State the 3rd wire spool (230) to be fixed on second connecting plate (4), the axis of the 3rd wire spool (230) and described turn The axis of axle (5) is located along the same line, and second wire spool (220) and the 3rd wire spool (230) pass through described Two bracing wires (240) are connected with the 3rd bracing wire (250)；

The control circuit unit (300) electrically connects with first motor (M1), second motor (M2), the control electricity Road unit (300) controls the rotation of first motor (M1) and second motor (M2).

2. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (120) of first execution unit (100) includes the first wire spool (121), the first bracing wire (122), the One latch (123) and the first latch spring (124)；First wire spool (121) is fixed on the first gear decelerator (110) on output shaft, first wire spool (121) is provided with the first limited block (1211)；First bracing wire (122) One end is fixed on first wire spool (121), the other end is connected with first latch (123)；First connecting plate (3) the first positioning hole (31) is provided with, second connecting plate (4) is provided with the second positioning hole (41)；On first latch (123) Provided with the first latch inclined-plane (1231), first latch (123) is interspersed in the first positioning hole of first connecting plate (3) (31) in, the first latch (123) described in when first connecting plate (3) and second connecting plate (4) close up may be inserted into In the second positioning hole (41) of second connecting plate (4)；Withstand described first and insert in one end of first latch spring (124) Pin (123), the other end withstand the first gear decelerator (110), and the elastic force of first latch spring (124) can promote First latch (123) is moved to locking direction.

3. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (120) of first execution unit (100) includes the first wire spool (121), the first bracing wire (122), the One latch (123), the first latch spring (124) and blocking unit (125)；First wire spool (121) is fixed on described On the output shaft of one gear reduction unit (110), first wire spool (121) is provided with the first limited block (1211)；Described One end of one bracing wire (122) is fixed on first wire spool (121), the other end is connected with first latch (123)；Institute State the first connecting plate (3) and be provided with the first positioning hole (31), second connecting plate (4) is provided with the second positioning hole (41)；Described One latch (123) is interspersed in the first positioning hole (31) of first connecting plate (3), when first connecting plate (3) and institute State the second positioning hole that the first latch (123) described in when the second connecting plate (4) closes up may be inserted into second connecting plate (4) (41) in；First latch (123) is withstood in one end of first latch spring (124), the other end withstands first tooth Wheel decelerator (110), the elastic force of first latch spring (124) can promote first latch (123) to locking direction Motion；

The blocking unit (125) includes block (1251), stopper spring (1252) and blocking unit housing (1253)；The gear Block (1251) and the stopper spring (1252) are arranged in the blocking unit housing (1253), the stopper spring (1252) One end withstand the block (1251), the other end withstands the blocking unit housing (1253)；The blocking unit housing (1253) it is fixed on first pipe fitting (1)；Second connecting plate (4) can touch the block (1251)；When described When second connecting plate (4) is without block (1251) are touched, work of the block (1251) in the stopper spring (1252) Stretched out under from the blocking unit housing (1253) and first latch (123) can be stopped, make first latch (123) can not be moved to locking direction；When second connecting plate (4) touches block (1251), second connection Plate (4) can be such that the block (1251) is moved into the blocking unit housing (1253), so as to release the block (1251) to the stop of first latch (123), first latch (123) is moved to locking direction and insert institute In the second positioning hole (41) for stating the second connecting plate (4).

4. the control device of folded tube according to claim 1, it is characterised in that：

The locking unit (120) of first execution unit (100) includes the first wire spool (121), the first bracing wire (122), lock Hook (126), latch hook spring (127) and latch hook rotating shaft (128)；First wire spool (121) is fixed on the first gear and subtracted On the output shaft of fast device (110), first wire spool (121) is provided with the first limited block (1211)；First connecting plate (3) the first positioning hole (31) is provided with, one end of first bracing wire (122) is fixed on first wire spool (121), is another End is connected through first positioning hole (31) with the latch hook (126)；The latch hook (126) passes through the latch hook rotating shaft (128) it is arranged on first connecting plate (3), the latch hook (126) can rotate around the latch hook rotating shaft (128), when First connecting plate (3) and second connecting plate (4) when closing up the latch hook (126) second connecting plate can be hooked (4), the latch hook (126) is provided with latch hook projection (1261)；One end of the latch hook spring (127) and the latch hook (126) The connected, other end is connected with first connecting plate (3), and the elastic force of the latch hook spring (127) can drive the latch hook (126) rotated to locking direction.

5. the control device of the folded tube according to any one of claim 2 to 4, it is characterised in that：

The locking unit (120) of first execution unit (100) also includes auxiliary unit (129)；The auxiliary unit (129) Including auxiliary bolt (1291), auxiliary stay (1292), secondary spring (1293) and auxiliary unit pedestal (1294)；Described second Locating piece (70) is fixed with pipe fitting (2), the locating piece (70) is provided with auxiliary positioning hole (71)；The auxiliary unit pedestal (1294) it is fixed on first pipe fitting (1)；The auxiliary bolt (1291) is provided with auxiliary bolt inclined-plane (12911), institute Auxiliary bolt (1291) is stated on the auxiliary unit pedestal (1294), the auxiliary when folded tube is in folded state Latch (1291) may be inserted into the auxiliary positioning hole (71) of the locating piece (70)；One end top of the secondary spring (1293) Auxiliary bolt (1291) is stated in residence, the other end withstands the auxiliary unit pedestal (1294), the bullet of the secondary spring (1293) Power can promote the auxiliary bolt (1291) to be moved to locking direction；One end of the auxiliary stay (1292) is fixed on described On the first wire spool (121) of locking unit (120), the other end is connected with the auxiliary bolt (1291).

6. the control device of folded tube according to claim 1, it is characterised in that：Control circuit unit (300) bag Include the first microswitch (SQ1), the second microswitch (SQ2), the 3rd microswitch (SQ3), the 4th microswitch (SQ4), One diode (V1), the second diode (V2), the 3rd diode (V3), the 4th diode (V4), the 5th diode (V5), the 6th Diode (V6), the 7th diode (V7), the 8th diode (V8), triple-pole double throw formula switch (SA1) and battery (G)；

First microswitch (SQ1) is fixed on the first gear decelerator (110), and the locking unit (120) can To touch the trigger mechanism of first microswitch (SQ1), first microswitch (SQ1) is set to produce switching action；Institute State the second microswitch (SQ2) to be fixed on the first gear decelerator (110), the locking unit (120) can be touched The trigger mechanism of second microswitch (SQ2), second microswitch (SQ2) is set to produce switching action；Described 3rd Microswitch (SQ3) is fixed on second connecting plate (4), and the locking unit (120) can touch the 3rd fine motion The trigger mechanism of (SQ3) is switched, the 3rd microswitch (SQ3) is produced switching action；4th microswitch (SQ4) It is fixed in folded tube, when the structure in folded tube touches the trigger mechanism of the 4th microswitch (SQ4), the described 4th Microswitch (SQ4) produces switching action；

The triple-pole double throw formula switch (SA1) is non-automatically reset switch；The triple-pole double throw formula switch (SA1) has three groups of ends Son, i.e. the first pole the first terminal (a1), the first pole Second terminal (a2) and the first pole public terminal (a0), the second pole the first terminal (b1), the second pole Second terminal (b2) and the second pole public terminal (b0), the 3rd pole the first terminal (c1), the 3rd pole Second terminal And the 3rd pole public terminal (c0) (c2)；First motor (M1) has two terminals, i.e. the first motor the first terminal (m11) and First motor Second terminal (m12)；Second motor (M2) has two terminals, i.e. the second motor the first terminal (m21) and Two motor Second terminals (m22)；

The second pole the first terminal (b1), the 3rd pole Second terminal (c2) and the battery of the triple-pole double throw formula switch (SA1) (G) positive pole electrical connection；Second pole Second terminal (b2) of the triple-pole double throw formula switch (SA1), the 3rd pole the first terminal (c1) negative pole with the battery (G) electrically connects；First pole public terminal (a0) of the triple-pole double throw formula switch (SA1) and institute State the second pole public terminal (b0) electrical connection of triple-pole double throw formula switch (SA1)；The first of the triple-pole double throw formula switch (SA1) Pole the first terminal (a1) electrically connects with the positive pole of the 5th diode (V5)；The negative pole of 5th diode (V5) with it is described First motor the first terminal (m11) electrically connects；The first motor Second terminal (m12) and first diode (V1) are just Pole electrically connects；The negative pole of first diode (V1) electrically connects with the normally closed terminal of first microswitch (SQ1)；It is described The public terminal of first microswitch (SQ1), public terminal and the triple-pole double throw formula of second microswitch (SQ2) are opened Close the 3rd pole public terminal (c0) electrical connection of (SA1)；First pole Second terminal (a2) of the triple-pole double throw formula switch (SA1) Electrically connected with the negative pole of the 6th diode (V6)；The positive pole of 6th diode (V6) and the 5th diode (V5) Negative pole electrical connection；The negative pole of second diode (V2) electrically connects with the positive pole of first diode (V1)；Described The positive pole of two diodes (V2) electrically connects with the normally closed terminal of second microswitch (SQ2)；3rd microswitch (SQ3) the of public terminal, the public terminal of the 4th microswitch (SQ4) and triple-pole double throw formula switch (SA1) One pole public terminal (a0) electrically connects；The normally closed terminal of 3rd microswitch (SQ3) and the 7th diode (V7) Positive pole electrically connects；The negative pole of 7th diode (V7) electrically connects with the second motor the first terminal (m21)；Described second Motor Second terminal (m22) electrically connects with the positive pole of the 3rd diode (V3)；The negative pole of 3rd diode (V3) with The normally opened terminal electrical connection of first microswitch (SQ1)；The normally closed terminal of 4th microswitch (SQ4) and described the The negative pole electrical connection of eight diodes (V8)；The positive pole of 8th diode (V8) and the negative electricity of the 7th diode (V7) Connection；The negative pole of 4th diode (V4) electrically connects with the positive pole of the 3rd diode (V3)；4th diode (V4) positive pole electrically connects with the normally opened terminal of second microswitch (SQ2).

7. the control device of folded tube according to claim 1, it is characterised in that：Control circuit unit (300) bag Include the first microswitch (SQ1), the second microswitch (SQ2), the 3rd microswitch (SQ3), the 4th microswitch (SQ4), One relay (K1), the second relay (K2), the first diode (V1), the second diode (V2), the 3rd diode (V3), the 4th It is diode (V4), the 5th diode (V5), the 6th diode (V6), the 7th diode (V7), the 8th diode (V8), three extremely double Throwing formula switchs (SA1) and battery (G)；

The second pole the first terminal (b1), the 3rd pole Second terminal (c2) and the battery of the triple-pole double throw formula switch (SA1) (G) positive pole electrical connection；Second pole Second terminal (b2) of the triple-pole double throw formula switch (SA1), the 3rd pole the first terminal (c1) negative pole with the battery (G) electrically connects；First pole public terminal (a0) of the triple-pole double throw formula switch (SA1) and institute State the second pole public terminal (b0) electrical connection of triple-pole double throw formula switch (SA1)；The first of the triple-pole double throw formula switch (SA1) Pole the first terminal (a1) electrically connects with the positive pole of the 5th diode (V5)；The negative pole of 5th diode (V5) with it is described The terminal electrical connection of the coil of first relay (K1)；Another terminal of the coil of first relay (K1) and institute State the positive pole electrical connection of the first diode (V1)；The negative pole of first diode (V1) and first microswitch (SQ1) Normally closed terminal electrical connection；The public terminal of first microswitch (SQ1), second microswitch (SQ2) it is public The 3rd pole public terminal (c0) that terminal switchs (SA1) with the triple-pole double throw formula electrically connects；The triple-pole double throw formula switch (SA1) the first pole Second terminal (a2) electrically connects with the negative pole of the 6th diode (V6)；6th diode (V6) Positive pole electrically connected with the negative pole of the 5th diode (V5)；The negative pole of second diode (V2) and the one or two pole Manage the positive pole electrical connection of (V1)；The positive pole of second diode (V2) and the normally closed terminal of second microswitch (SQ2) Electrical connection；The public terminal of 3rd microswitch (SQ3), the public terminal of the 4th microswitch (SQ4) with it is described The first pole public terminal (a0) electrical connection of triple-pole double throw formula switch (SA1)；The normally closed terminal of 3rd microswitch (SQ3) Electrically connected with the positive pole of the 7th diode (V7)；The negative pole of 7th diode (V7) and second relay (K2) Coil a terminal electrical connection；Another terminal of the coil of second relay (K2) and the 3rd diode (V3) positive pole electrical connection；The negative pole of 3rd diode (V3) and the normally opened terminal electricity of first microswitch (SQ1) Connection；The normally closed terminal of 4th microswitch (SQ4) electrically connects with the negative pole of the 8th diode (V8)；Described 8th The positive pole of diode (V8) electrically connects with the negative pole of the 7th diode (V7)；The negative pole of 4th diode (V4) and institute State the positive pole electrical connection of the 3rd diode (V3)；The positive pole of 4th diode (V4) and second microswitch (SQ2) Normally opened terminal electrical connection；The public terminal of first relay (K1) and the first of triple-pole double throw formula switch (SA1) Pole public terminal (a0) electrically connects；The normally opened terminal of first relay (K1) and the first motor the first terminal (m11) Electrical connection；The first motor Second terminal (m12) and the 3rd pole public terminal (c0) of triple-pole double throw formula switch (SA1) Electrical connection；First pole public terminal of the public terminal of second relay (K2) and triple-pole double throw formula switch (SA1) (a0) electrically connect；The normally opened terminal of second relay (K2) electrically connects with the second motor the first terminal (m21)；It is described The 3rd pole public terminal (c0) that second motor Second terminal (m22) switchs (SA1) with the triple-pole double throw formula electrically connects.

8. the control device of folded tube according to claim 1, it is characterised in that：Control circuit unit (300) bag Include the first microswitch (SQ1), the second microswitch (SQ2), the 3rd microswitch (SQ3), the 4th microswitch (SQ4), One relay (K1), the second relay (K2), the 3rd relay (K3), the 4th relay (K4), triple-pole double throw formula switch (SA1) With battery (G)；

The second pole the first terminal (b1), the 3rd pole Second terminal (c2) and the battery of the triple-pole double throw formula switch (SA1) (G) positive pole electrical connection；Second pole Second terminal (b2) of the triple-pole double throw formula switch (SA1), the 3rd pole the first terminal (c1) negative pole with the battery (G) electrically connects；First pole public terminal (a0) of the triple-pole double throw formula switch (SA1) and institute State the second pole public terminal (b0) electrical connection of triple-pole double throw formula switch (SA1)；The first of the triple-pole double throw formula switch (SA1) Pole the first terminal (a1) electrically connects with a terminal of the coil of first relay (K1)；First relay (K1) Another terminal of coil electrically connects with the normally closed terminal of first microswitch (SQ1)；First microswitch (SQ1) Public terminal, public terminal and the triple-pole double throw formula of second microswitch (SQ2) switch (SA1) it is the 3rd extremely public Terminal (c0) electrical connection altogether；First pole Second terminal (a2) of the triple-pole double throw formula switch (SA1) and second relay (K2) terminal electrical connection of coil；Another terminal of the coil of second relay (K2) and second fine motion Switch the normally closed terminal electrical connection of (SQ2)；Public terminal, the 4th microswitch of 3rd microswitch (SQ3) (SQ4) the first pole public terminal (a0) that public terminal switchs (SA1) with the triple-pole double throw formula electrically connects；Described 3rd is micro- The normally closed terminal of dynamic switch (SQ3) electrically connects with a terminal of the coil of the 3rd relay (K3)；3rd relay Another terminal of the coil of device (K3) electrically connects with the normally opened terminal of first microswitch (SQ1)；4th fine motion The normally closed terminal of switch (SQ4) electrically connects with a terminal of the coil of the 4th relay (K4)；4th relay (K4) another terminal of coil electrically connects with the normally opened terminal of second microswitch (SQ2)；First relay (K1) public terminal, the first pole of the public terminal of second relay (K2) and triple-pole double throw formula switch (SA1) Public terminal (a0) electrically connects；Normally opened terminal, the normally opened terminal of second relay (K2) of first relay (K1) Electrically connected with the first motor the first terminal (m11)；The first motor Second terminal (m12) is opened with the triple-pole double throw formula Close the 3rd pole public terminal (c0) electrical connection of (SA1)；Public terminal, the 4th relay of 3rd relay (K3) (K4) the first pole public terminal (a0) that public terminal switchs (SA1) with the triple-pole double throw formula electrically connects；Described 3rd after The normally opened terminal of electrical equipment (K3), normally opened terminal and the second motor the first terminal (m21) electricity of the 4th relay (K4) Connection；The second motor Second terminal (m22) and the 3rd pole public terminal (c0) electricity of triple-pole double throw formula switch (SA1) Connection.